Question

Determine 2x²y + xy², quando x = 2 e y = 4.​

Answer 1

Oiê, td bom?

$x = 2 \\ y = 4 \\ \\ 2 {x}^{2} y + xy^{2} \\ 2 \times {2}^{2} \times 4 + 2 \times {2}^{2} \\ 2 \times 4 \times 4 + 2 \times 4 \\ 8 \times 4 + 2 \times 4 \\ 32 + 8 = 40$

Espero ter ajudado, tchau e bons estudos!